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Cisco Bug: CSCvh90650 - IPv6 ping drop after vpnmgr task restart

Last Modified

May 16, 2019

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.3.0.67664 21.3.11.68666 21.3.12 21.7.0

Description (partial)

Symptom:
IPv6 traffic outage happens when vpnmgr task restarts after ICSR switchover.

Conditions:
The outage happens when the following sequence of events happen with  4 BGP peers ( 4 Peers for IPv4 and 2 Peers for IPv6)


1. Make an ipv6 call
2. ICSR switchover 
3. Vpnmgr  task restart on SGI context
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  • Status
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